Optical Parts Disassembly - promethean PRM-30A Service Manual

Optical Parts Disassembly

Before taking this procedure, remove Terminal Cover, AV Panel, Cabinet Top and Main Board following to the "Me-
chanical Disassembly".
Disassembly requires a .0mm hex wrench and a screwdriver.
z Projection lens removal
Note: T he Main Board Holder should be removed from the
cabinet bottom before removing the projection lens.
x Condenser Out lens disassembly
Lens Holder Top
Lens Ass'y
Projection Lens
(M.5x6)x1
(M3x14)x
Fig.2
-19-
(T3x8)x
(M3x8)x4
PBS
marker
PBS
Light Mask PBS
* R ugged surface
is facing to PBS.
Main Board Holder
Fig.1
Integrator(Out)
Light Mask Int
Integrator(In)
* R ugged sur-
face is facing
to the lamp.